Very little the biggers got up to passed without notice. The gnomes knew what the alpha male did to the female that used the writing machine, and what games Mother played in the dark shed.
They saw it as their place to say nothing.
When the fat bigger with the hairy chest cornered a frightened young female, their neutrality deserted them.
They erupted from every bush and tree, biting and scratching and emitting eerie eldritch sounds. The fat bigger ran away as fast as he could with his garment around his knees.
The female kissed Big Eric, who blushed….